<%@ page language="java" import="java.util.*" pageEncoding="UTF-8" %>
<%
    String path = request.getContextPath();
    String basePath = request.getScheme() +"://"+ request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
    <base href="<%=basePath%>">
    <title>物理与电子信息学院网站</title>
    <meta http-equiv="pragma" content="no-cache">
    <meta http-equiv="cache-control" content="no-cache">
    <meta http-equiv="expires" content="0">
    <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
    <meta http-equiv="description" content="This is my page">
</head>
<body>
<%@include file="top.html" %>
<%
    String s=request.getParameter("choice");
    if (s == null)
        s="1";
    int choice = Integer.parseInt(s);
    switch (choice) {
        case 1:
%>
<!-- 专业频道,引入welcome.html -->
<%@include file="welcome.html"%>
<%
        break;
        case 2:
%>
<!-- 特色频道,引入feature.html -->
<%@include file="feature.html"%>
<%
        break;
        case 3:
%>
<!-- 联络频道,引入contact.html -->
<%@include file="contact.html"%>
<%
        break;
    }
%>

</body>
</html>